void UVViewWindow::DrawScene ()
{
Model *mdl = editor->GetMdl ();
glDisable (GL_CULL_FACE);
glDisable (GL_DEPTH_TEST);
glColor3ub (255,255,255);
const float border=0.1f;
const float scale=2.0f*(1.0f-border);
glPushMatrix ();
glScalef (scale, scale, 1.0f);
glTranslatef (-0.5f,-0.5f,1.0f);
if (SetupChannelMask ())
{
// draw texture on background
glBegin (GL_QUADS);
glTexCoord2f(-border, -border);
glVertex2f (-border, -border);
glTexCoord2f (1.0f+border, -border);
glVertex2f (1.0f+border, -border);
glTexCoord2f (1.0f+border, 1.0f+border);
glVertex2f (1.0f+border, 1.0f+border);
glTexCoord2f(-border, 1.0f+border);
glVertex2f (-border, 1.0f+border);
glEnd ();
DisableChannelMask ();
}
// draw (0,0)-(1,1) texture box
glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
glBegin (GL_QUADS);
glVertex2f (0.0f, 0.0f);
glVertex2f (1.0f, 0.0f);
glVertex2f (1.0f, 1.0f);
glVertex2f (0.0f, 1.0f);
glEnd ();
// draw model vertices
vector <MdlObject*> objs = mdl->GetObjectList ();
for (unsigned int a=0;a<objs.size();a++) {
MdlObject *obj = objs[a];
for (PolyIterator pi(obj);!pi.End();pi.Next()) {
if (!pi.verts())
continue;
glBegin(GL_POLYGON);
for (unsigned int v=0;v<pi->verts.size();v++) {
Vertex &vrt = (* pi.verts()) [pi->verts[v]];
glVertex2f (vrt.tc[0].x, vrt.tc[0].y);
}
glEnd ();
}
}
glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
glPopMatrix ();
}
void MappingUI::mirrorUVs()
{
Model* mdl = callback->GetMdl ();
vector<MdlObject*> obj = mdl->GetObjectList ();
for (unsigned int a=0;a<obj.size();a++)
{
MdlObject *o = obj[a];
for (VertexIterator vi(o); !vi.End(); vi.Next())
vi->tc[0].x = 1.0f - vi->tc[0].x;
}
}
